Home / 14,281.48-21,427.35-6,383.34

Finding the Fourth Proportional to 14,281.48, 21,427.35 and 6,383.34

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Solution

The fourth proportional to 14,281.48, 21,427.35 and 6,383.34 is: 9,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.48 : 21,427.35 = 6,383.34 : x
  2. Step 2: Convert to fraction form
    14,281.48/21,427.35 = 6,383.34/x
  3. Step 3: Cross multiply
    14,281.48x = 21,427.35 × 6,383.34
  4. Step 4: Simplify right side
    14,281.48x = 136,778,060.35
  5. Step 5: Solve for x
    x = 136,778,060.35/14,281.48
  6. Step 6: Final answer
    x = 9,577.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.